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[Bug middle-end/64516] [4.9/5/6 Regression] arm: wrong unaligned load generated
- From: "rguenth at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Thu, 07 Jul 2016 11:37:56 +0000
- Subject: [Bug middle-end/64516] [4.9/5/6 Regression] arm: wrong unaligned load generated
- Auto-submitted: auto-generated
- References: <bug-64516-4@http.gcc.gnu.org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64516
--- Comment #7 from Richard Biener <rguenth at gcc dot gnu.org> ---
Author: rguenth
Date: Thu Jul 7 11:37:24 2016
New Revision: 238085
URL: https://gcc.gnu.org/viewcvs?rev=238085&root=gcc&view=rev
Log:
2016-07-07 Richard Biener <rguenther@suse.de>
Backport from mainline
2016-06-13 Richard Biener <rguenther@suse.de>
PR middle-end/64516
* fold-const.c (fold_unary_loc): Preserve alignment when
folding a VIEW_CONVERT_EXPR into a MEM_REF.
* gcc.dg/align-3.c: New testcase.
Added:
branches/gcc-6-branch/gcc/testsuite/gcc.dg/align-3.c
Modified:
branches/gcc-6-branch/gcc/ChangeLog
branches/gcc-6-branch/gcc/fold-const.c
branches/gcc-6-branch/gcc/testsuite/ChangeLog